PaperMC/patches/server/0995-Properly-handle-BlockBreakEvent-isDropItems.patch
Nassim Jahnke e284bb1215
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
fb23cbb3 Define surefire plugin version
d022084a Define ordering for MetadataStoreTest
99a7f6f0 PR-910: Match generic max absorption attribute name style with the rest
c7390d71 PR-909: Update tests to JUnit 5

CraftBukkit Changes:
f0661c351 PR-1230: Move unstructured PDC NBT serialisation to SNBT
452fcb599 PR-1256: Update tests to JUnit 5
2023-09-24 18:25:25 +10:00

162 lines
9.8 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sat, 4 Mar 2023 10:52:52 -0800
Subject: [PATCH] Properly handle BlockBreakEvent#isDropItems
Setting whether a block break dropped items controlled
far more than just whether blocks dropped, like stat increases
food consumption, turtle egg count decreases, ice to water
conversions and beehive releases
diff --git a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
index baf3e79489e310f443788bc917c553ae7ea86c89..9a17193c9fe26c9c0390906b4c1f9d619ccba249 100644
--- a/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
+++ b/src/main/java/net/minecraft/server/level/ServerPlayerGameMode.java
@@ -438,8 +438,8 @@ public class ServerPlayerGameMode {
isCorrectTool = flag1; // Paper
itemstack.mineBlock(this.level, iblockdata, pos, this.player);
- if (flag && flag1 && event.isDropItems()) { // CraftBukkit - Check if block should drop items
- block.playerDestroy(this.level, this.player, pos, iblockdata, tileentity, itemstack1);
+ if (flag && flag1 /* && event.isDropItems() */) { // CraftBukkit - Check if block should drop items // Paper - fix drops not preventing stats/food exhaustion
+ block.playerDestroy(this.level, this.player, pos, iblockdata, tileentity, itemstack1, event.isDropItems()); // Paper
}
// return true; // CraftBukkit
diff --git a/src/main/java/net/minecraft/world/level/block/BeehiveBlock.java b/src/main/java/net/minecraft/world/level/block/BeehiveBlock.java
index 5cf7b0d0331a8f10aea6dd607193795054a299dd..4b4a6b081ffedc7f637fa1e1726391d8e0fee0a1 100644
--- a/src/main/java/net/minecraft/world/level/block/BeehiveBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/BeehiveBlock.java
@@ -77,8 +77,8 @@ public class BeehiveBlock extends BaseEntityBlock {
}
@Override
- public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool) {
- super.playerDestroy(world, player, pos, state, blockEntity, tool);
+ public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool, boolean includeDrops) { // Paper
+ super.playerDestroy(world, player, pos, state, blockEntity, tool, includeDrops); // Paper
if (!world.isClientSide && blockEntity instanceof BeehiveBlockEntity) {
BeehiveBlockEntity tileentitybeehive = (BeehiveBlockEntity) blockEntity;
diff --git a/src/main/java/net/minecraft/world/level/block/Block.java b/src/main/java/net/minecraft/world/level/block/Block.java
index 6c6532e1e73154ab5e6cb18aea44d64870dbbf4f..d4cbff18adb62073a1dceb189043789620af6877 100644
--- a/src/main/java/net/minecraft/world/level/block/Block.java
+++ b/src/main/java/net/minecraft/world/level/block/Block.java
@@ -416,10 +416,18 @@ public class Block extends BlockBehaviour implements ItemLike {
return this.defaultBlockState();
}
+ @io.papermc.paper.annotation.DoNotUse // Paper - method below allows better control of item drops
public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool) {
+ // Paper start
+ this.playerDestroy(world, player, pos, state, blockEntity, tool, true);
+ }
+ public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool, boolean includeDrops) {
+ // Paper end
player.awardStat(Stats.BLOCK_MINED.get(this));
player.causeFoodExhaustion(0.005F, org.bukkit.event.entity.EntityExhaustionEvent.ExhaustionReason.BLOCK_MINED); // CraftBukkit - EntityExhaustionEvent
+ if (includeDrops) { // Paper
Block.dropResources(state, world, pos, blockEntity, player, tool);
+ } // Paper
}
public void setPlacedBy(Level world, BlockPos pos, BlockState state, @Nullable LivingEntity placer, ItemStack itemStack) {}
diff --git a/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java b/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java
index 9db66b393e057d93a8025b803ae0ad2a1bca61f6..030b38d5d5d2578d6ef482a239ef58787efa3b08 100644
--- a/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java
@@ -89,8 +89,8 @@ public class DoublePlantBlock extends BushBlock {
}
@Override
- public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool) {
- super.playerDestroy(world, player, pos, Blocks.AIR.defaultBlockState(), blockEntity, tool);
+ public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool, boolean includeDrops) { // Paper
+ super.playerDestroy(world, player, pos, Blocks.AIR.defaultBlockState(), blockEntity, tool, includeDrops); // Paper
}
protected static void preventCreativeDropFromBottomPart(Level world, BlockPos pos, BlockState state, Player player) {
diff --git a/src/main/java/net/minecraft/world/level/block/IceBlock.java b/src/main/java/net/minecraft/world/level/block/IceBlock.java
index 5fbdc96f29e29dfc092b9e84a988032db0fa36ab..04089e6f7d6e3d532b00585870283922b6be5246 100644
--- a/src/main/java/net/minecraft/world/level/block/IceBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/IceBlock.java
@@ -25,8 +25,8 @@ public class IceBlock extends HalfTransparentBlock {
}
@Override
- public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool) {
- super.playerDestroy(world, player, pos, state, blockEntity, tool);
+ public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool, boolean includeDrops) { // Paper
+ super.playerDestroy(world, player, pos, state, blockEntity, tool, includeDrops); // Paper
// Paper start
this.afterDestroy(world, pos, tool);
}
diff --git a/src/main/java/net/minecraft/world/level/block/TurtleEggBlock.java b/src/main/java/net/minecraft/world/level/block/TurtleEggBlock.java
index 845fa7e13e4a3416b504d0a4c5d5e0454d96b8ed..07157822659288e76b2fba34db8d5d566506f33b 100644
--- a/src/main/java/net/minecraft/world/level/block/TurtleEggBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/TurtleEggBlock.java
@@ -166,8 +166,8 @@ public class TurtleEggBlock extends Block {
}
@Override
- public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool) {
- super.playerDestroy(world, player, pos, state, blockEntity, tool);
+ public void playerDestroy(Level world, Player player, BlockPos pos, BlockState state, @Nullable BlockEntity blockEntity, ItemStack tool, boolean includeDrops) { // Paper
+ super.playerDestroy(world, player, pos, state, blockEntity, tool, includeDrops); // Paper
this.decreaseEggs(world, pos, state);
}
diff --git a/src/test/java/io/papermc/paper/world/block/BlockPlayerDestroyOverrideTest.java b/src/test/java/io/papermc/paper/world/block/BlockPlayerDestroyOverrideTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..b39b12cb6ff3caee5946b1c1b7c510f388d28d19
--- /dev/null
+++ b/src/test/java/io/papermc/paper/world/block/BlockPlayerDestroyOverrideTest.java
@@ -0,0 +1,48 @@
+package io.papermc.paper.world.block;
+
+import io.github.classgraph.ClassGraph;
+import io.github.classgraph.ClassInfo;
+import io.github.classgraph.MethodInfo;
+import io.github.classgraph.MethodInfoList;
+import io.github.classgraph.MethodParameterInfo;
+import io.github.classgraph.ScanResult;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Stream;
+import org.bukkit.support.AbstractTestingBase;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class BlockPlayerDestroyOverrideTest extends AbstractTestingBase {
+
+ @MethodSource("parameters")
+ public static Stream<ClassInfo> parameters() {
+ final List<ClassInfo> classInfo = new ArrayList<>();
+ try (ScanResult scanResult = new ClassGraph()
+ .enableClassInfo()
+ .enableMethodInfo()
+ .whitelistPackages("net.minecraft")
+ .scan()
+ ) {
+ for (final ClassInfo subclass : scanResult.getSubclasses("net.minecraft.world.level.block.Block")) {
+ final MethodInfoList playerDestroy = subclass.getDeclaredMethodInfo("playerDestroy");
+ if (!playerDestroy.isEmpty()) {
+ classInfo.add(subclass);
+ }
+ }
+ }
+ return classInfo.stream();
+ }
+
+ @ParameterizedTest
+ @MethodSource("parameters")
+ public void checkPlayerDestroyOverrides(ClassInfo overridesPlayerDestroy) {
+ final MethodInfoList playerDestroy = overridesPlayerDestroy.getDeclaredMethodInfo("playerDestroy");
+ assertEquals(1, playerDestroy.size(), overridesPlayerDestroy.getName() + " has multiple playerDestroy methods");
+ final MethodInfo next = playerDestroy.iterator().next();
+ final MethodParameterInfo[] parameterInfo = next.getParameterInfo();
+ assertEquals(overridesPlayerDestroy.getName() + " needs to change its override of playerDestroy", "boolean", parameterInfo[parameterInfo.length - 1].getTypeDescriptor().toStringWithSimpleNames());
+ }
+}